access_docker_host.txt

in docker-compose.yml:

nginx:
  restart: always
  build: ./nginx/
  ports:
    - "80:80"
  extra_hosts:
    # requires `export DOCKERHOST="$(ifconfig en0 inet | grep "inet " | awk -F'[: ]+' '{ print $2 }')"` in ~/.bash_profile
    - "dockerhost:$DOCKERHOST"
in ~/.bash_profile:

# see https://github.com/docker/docker/issues/1143
export DOCKERHOST="$(ifconfig en0 inet | grep "inet " | awk -F'[: ]+' '{ print $2 }')"
in nginx-conf:

location / {
        proxy_pass http://dockerhost:3000;
        proxy_set_header host $host;
        proxy_set_header x-real-ip $remote_addr;
        proxy_set_header x-forwarded-for $proxy_add_x_forwarded_for;
}

docker-commands.sh

# bash commands
docker-compose exec php bash

# Composer (e.g. composer update)
docker-compose exec php composer update

# Removes stopped service containers with anonymuous volumes
docker-compose rm -v

# Retrieve an IP Address (here for the nginx container)
docker inspect $(docker ps -f name=nginx -q) | grep IPAddress

# MySQL commands
docker-compose exec db mysql -uroot -p"root"

# Check CPU consumption
docker stats $(docker inspect -f "{{ .Name }}" $(docker ps -q))

# Delete all containers
docker rm $(docker ps -aq)

# Delete all images
docker rmi $(docker images -q)

# Stop all docker containers
docker stop $(docker ps -a -q)

# Remove all docker volumes
docker volume ls -qf dangling=true | xargs -r docker volume rm